

347 

FZPN01 KWBC 052144

HSFEP1



HIGH SEAS FORECAST 

NWS OCEAN PREDICTION CENTER WASHINGTON DC 

2230 UTC FRI AUG 05 2016 



SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 



SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE 

HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY 

BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT. 

ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE 

NATIONAL WEATHER SERVICE. EMAIL US AT 

VOSOPS@NOAA.GOV(LOWERCASE). 



SECURITE 



PACIFIC N OF 30N AND S OF 67N E OF A LINE FROM BERING STRAIT 

TO 50N 160E 



SYNOPSIS VALID 1800 UTC AUG 05. 

24 HOUR FORECAST VALID 1800 UTC AUG 06. 

48 HOUR FORECAST VALID 1800 UTC AUG 07. 



.WARNINGS. 



.NONE. 



.SYNOPSIS AND FORECAST. 



.FROM 30N TO 46N BETWEEN 118W AND 131W N TO NW WINDS 20 TO 30 

KT. SEAS TO 12 FT. 

.24 HOUR FORECAST FROM 30N TO 42N BETWEEN 119W AND 130W N TO NW 

WINDS 20 TO 30 KT. SEAS TO 10 FT. 

.48 HOUR FORECAST FROM 30N TO 40N BETWEEN 119W AND 128W N TO NW 

WINDS TO 25 KT. SEAS TO 8 FT. 



.FROM 46N TO 56N BETWEEN 125W AND 140W NW WINDS 20 TO 30 KT. 

SEAS LESS THAN 8 FT. 

.24 HOUR FORECAST FROM 42N TO 57N BETWEEN 130W AND 140W NW WINDS 

20 TO 30 KT. SEAS TO 12 FT. 

.48 HOUR FORECAST FROM 41N TO 56N BETWEEN 128W AND 137W NW WINDS 

20 TO 30 KT. SEAS TO 12 FT. 



.WITHIN 300 NM E OF A LINE FROM 40N166W TO 57N153W SW WINDS 20 

TO 30 KT. SEAS TO 8 FT. 

.24 HOUR FORECAST WITHIN 300 NM E OF A LINE FROM 46N160W TO 

57N153W SW WINDS 20 TO 30 KT. SEAS TO 10 FT. 

.48 HOUR FORECAST CONDITIONS DIMINISHED. 



.LOW 57N166W 1003 MB DRIFTING NW. WITHIN 840 NM SE QUADRANT 

WINDS 20 TO 30 KT. SEAS TO 10 FT. 

.24 HOUR FORECAST LOW 59N171W 994 MB. WITHIN 300 OF LOW CENTER 

WINDS 20 TO 30 KT. SEAS TO 10 FT. 

.48 HOUR FORECAST LOW 60N168W 994 MB. WITHIN 300 NM S SEMICIRCLE 

AND 180 NM NW QUADRANT WINDS 20 TO 30 KT. SEAS TO 9 FT. 



.WITHIN 420 NM S OF A LINE FROM 46N160E TO 50N180W SW WINDS 20 

TO 30 KT. SEAS 8 TO 13 FT. 

.24 HOUR FORECAST WITHIN 420 NM S OF A LINE FROM 43N160E TO 

50N180W SW WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. 

.48 HOUR FORECAST WITHIN 420 NM S OF A LINE FROM 44N165E TO 

51N170W SW WINDS 20 TO 30 KT. SEAS 8 TO 13 FT. 



.24 HOUR FORECAST FROM 42N TO 52N BETWEEN 160W AND 180W SW WINDS 

20 TO 30 KT. SEAS TO 9 FT.

.48 HOUR FORECAST FROM 45N TO 59N BETWEEN 142W AND 160W S TO SW 

WINDS 20 TO 30 KT. SEAS 8 TO 14 FT. 



.24 HOUR FORECAST WITHIN 300 NM E OF A LINE FROM 45N160W TO 

58N152W SW WINDS 20 TO 30 KT. SEAS TO 10 FT.

.48 HOUR FORECAST CONDITIONS DESCRIBED ABOVE.



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 46N TO 53N 

BETWEEN 135W AND 144W AND FROM 44N TO 57N BETWEEN 144W AND 163W 

AND FROM 60N TO 63N BETWEEN 165W AND 170W AND FROM 40N TO 55N W 

OF 176W. 

.24 HOUR FORECAST DENSE FOG FROM 47N TO 52N BETWEEN 133W AND 

142W AND FROM 45N TO 57N BETWEEN 146W AND 160W AND FROM 61N TO 

66N W OF 166W AND FROM 40N TO 54N W OF 172W. 

.48 HOUR FORECAST DENSE FOG FROM 45N TO 56N BETWEEN 137W AND 

163W AND 40N TO 53N W OF 167W. 



.HIGH 45N146W 1035 MB NEARLY STATIONARY. 

.24 HOUR FORECAST LITTLE CHANGE. 

.48 HOUR FORECAST HIGH 44N143W 1031 MB. 



.HIGH 36N176W 1027 MB NEARLY STATIONARY. 

.24 HOUR FORECAST LITTLE CHANGE. 

.48 HOUR FORECAST HIGH 38N173W 1027 MB. 



.HIGH 37N175E 1028 MB MOVING E 10 KT.

.24 HOUR FORECAST HIGH 37N179W 1028 MB.

.48 HOUR FORECAST HIGH DISSIPATED. 



.FORECASTER HOLLEY. OCEAN PREDICTION CENTER.



NATIONAL HURRICANE CENTER MIAMI FL



E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE

EQUATOR E OF 120W



SYNOPSIS VALID 1800 UTC FRI AUG 05.

24 HOUR FORECAST VALID 1800 UTC SAT AUG 06.

48 HOUR FORECAST VALID 1800 UTC SUN AUG 07.



.WARNINGS.



...TROPICAL STORM WARNING...

.TROPICAL STORM IVETTE NEAR 15.5N 131.8W 1000 MB AT 2100 UTC AUG

05 MOVING W OR 280 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 50 KT

GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM NW AND SE

QUADRANTS...60 NM NE QUADRANT AND 20 NM SW QUADRANT. SEAS 12 FT

OR GREATER WITHIN 90 NM N SEMICIRCLE AND 60 NM S SEMICIRCLE WITH

SEAS TO 18 FT. ELSEWHERE WITHIN 150 NM N SEMICIRCLE...AND 120 NM

SE...AND 90NM SW QUADRANTS WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.

REMAINDER OF AREA FROM 12N TO 19N BETWEEN 128W AND 135W WINDS 20

KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.

.24 HOUR FORECAST TROPICAL STORM IVETTE NEAR 16.6N 135.1W.

MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE

WINDS WITHIN 80 NM NE QUADRANT...50 NM SE QUADRANT...40 NM SW

QUADRANT...AND 60 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN

120 NM N AND 90 NM S SEMICIRCLES WITH SEAS TO 22 FT. ELSEWHERE

WITHIN 180 NM N SEMICIRCLE...AND 120 NM SE...AND 90NM SW

QUADRANTS WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA

FROM 12N TO 22N W OF 132W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT

IN MIXED SWELL.

.48 HOUR FORECAST TROPICAL STORM IVETTE NEAR 17.9N 138.6W.

MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE

WINDS WITHIN 60 NM NE QUADRANT...40 NM SE QUADRANT...30 NM SW

QUADRANT...AND 50 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN

120 NM N AND 90 NM S SEMICIRCLES WITH SEAS TO 20 FT. ELSEWHERE

WITHIN 180 NM N SEMICIRCLE...AND 120 NM SE...AND 90NM SW

QUADRANTS WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA

FROM 13N TO 24N W OF 134W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT

IN MIXED SWELL.

.72 HOUR FORECAST TROPICAL STORM IVETTE NEAR 18.8N 141.6W.

MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.

EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.

.96 HOUR FORECAST POST-TROPICAL REMNANT LOW IVETTE NEAR 18.5N

145.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.

.120 HOUR FORECAST POST-TROPICAL REMNANT LOW IVETTE NEAR 18.0N

150.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.



FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE

USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE

AND INTENSITY.



.SYNOPSIS AND FORECAST.



.FROM 20N TO 25N W OF 139W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT

IN MIXED SWELL. 

.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.



.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.



CONVECTION VALID AT 2100 UTC FRI AUG 5...



.TROPICAL STORM IVETTE...NUMEROUS MODERATE SCATTERED STRONG

WITHIN 120 NM E SEMICIRCLE. SCATTERED MODERATE ISOLATED STRONG

ELSEWHERE WITHIN 180 NM E AND 90 NM W SEMICIRCLES OF CENTER. 



.SCATTERED MODERATE ISOLATED STRONG CONVECTION N OF 12N BETWEEN

90W AND 94W...AND N OF 14N BETWEEN 94W AND 99W. 



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM 11N100W TO 10N115W TO 11N124W. ITCZ FROM

12N135W TO BEYOND 11N140W. SCATTERED MODERATE FROM 10N TO 13N

BETWEEN 97W AND 102W. 



$$

.FORECASTER GR. NATIONAL HURRICANE CENTER.

